package src.Example30;

public class Example30 {
    public static void main(String[] args) {
        try{
            int result = divide(4, -2);
            System.out.println(result);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
public static int divide (int x, int y) {
    if (y < 0) {
        throw new DivideByMinusException("除数是负数");
        int result = x / y;
        return result;
    }
}
